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Koyorad HH422087 Racing All Aluminum Radiator
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It is listed for: 2008-2013 BMW M3. Pick your vehicle on this page to check your exact year and trim.
Yes. Drain the old coolant, fill the new radiator with the coolant type your car calls for, then bleed the air out of the system.
Direct-fit radiators keep the stock fans and hoses; some need the included brackets or adapters. The maker's guide covers which.
Keep the stock thermostat unless the maker says otherwise. The radiator improves cooling; the thermostat sets when the engine opens to it.
On a tuned, towing or track car a thicker core keeps temperatures steady under long loads. On a stock daily driver the stock radiator is usually enough.
A thermostatic sandwich plate lets the oil warm up quickly in cold weather; many oil cooler kits include one.
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